Manchester City manager Pep Guardiola admitted yesterday that he had also been drunk on international duty before, in the wake of Wayne Rooney's post-match drinking session after the Scotland game, which saw the Manchester United striker come under severe criticism.

When asked about Rooney's situation at last night's pre-match press conference, Guardiola was careful not to be embroiled in the controversy, although he added that players must take responsibility for their actions.

Said Guardiola: "I was an international player during my time as a player and sometimes, I was drunk as well.